chemia Flashcards

(16 cards)

1
Q

alkany definicja

A

weglowodary nasycone, w ktorych wszystkie atomy wegla sa czterowartosciowe i polaczone wiazaniami pojedynczymi. wszystkie wodory sa jednowartosciowe

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2
Q

szereg homologiczny [alkanow]

A

zbior zwiazkow organicznych [alkanow] o podobnych wlasciwosciach i o podobnej budowie

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3
Q

grupa metylenowa

A

ch2

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4
Q

alkany 1-10

A

metan etan propan butan pentan heksan heptan oktan nonan dekan

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5
Q

metan

A

ch4

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6
Q

etan

A

c2h6
ch3-ch3

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7
Q

propan

A

c3h8
ch3-ch2-ch3

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8
Q

butan

A

c4h10
ch3-ch2-ch2-ch3

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9
Q

pentan

A

c5h12
ch3-ch2-ch2-ch2-ch3

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10
Q

heksan

A

c6h14
ch3-ch2-ch2-ch2-ch2-ch3

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11
Q

heptan

A

c7h16
ch3-ch2-ch2-ch2-ch2-ch2-ch3

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12
Q

oktan

A

c8h18
ch3-ch2-ch2-ch2-ch2-ch2-ch2-ch3

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13
Q

nonan

A

c9h20
ch3-ch2-ch2-ch2-ch2-ch2-ch2-ch2-ch3

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14
Q

dekan

A

c10h22
ch3-ch2-ch2-ch2-ch2-ch2-ch2-ch2-ch3

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15
Q

właściwości fizyczne

A

gestosc mniejsza od wody, nie sa rozpuszczalne w wodzie, im wiecej atomow wegla tym wyzsza temperatura wrzenia, im wyższa temperatura (wiecej wegla) wrzenia tym trudniej jest im przejsc w stan gazowy

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16
Q

wlasciwosci chemiczne

A

gazowe sa bezwonne i bezsmakowe, a w stanie cieklym i stalym maja charakterystyczny, lekki zapach i posmak, sa palne i zmieszane z tlenem sa wybuchowe